diff --git a/include/bits/setjmp.h b/include/bits/setjmp.h
index 226de7fee8..de6c81dc24 100644
--- a/include/bits/setjmp.h
+++ b/include/bits/setjmp.h
@@ -2,4 +2,6 @@
    plus the JB_* macros from the private header <jmpbuf-offsets.h>.  */
 
 #include_next <bits/setjmp.h>
-#include <jmpbuf-offsets.h>
+#ifndef _ISOMAC
+# include <jmpbuf-offsets.h>
+#endif